Adjustable Snowmobile Suspension
Snowmobile Suspension at JJ Snowmobile
Upgrade or rebuild your snowmobile’s suspension with premium components from JJ Motorsports. Our selection includes idler wheels, gas shocks, and replacement shock shafts engineered for smooth travel, reduced friction, and reliable performance in deep snow, hardpack, or high-speed trails. Compatible with Arctic Cat, Polaris, Ski-Doo, Yamaha, and most modern sleds, these parts feature sealed 6204-2RS bearings, hydraulic/gas damping, and precision-machined 16 mm chrome shafts to improve handling, eliminate binding, and extend suspension life for trail sleds, mountain climbers, or crossover machines. Bolt-on ready with all necessary hardware, they deliver immediate improvements in ride quality and durability for avid riders or professional shops.
Shop trusted brands like Parts Unlimited for OEM-style idler wheels and shocks and Hygear Suspension for high-performance shafts. Explore related categories such as snowmobile skis & steering or snowmobile drivetrain for complete handling packages.
Top Snowmobile Suspension Products
- PARTS UNLIMITED Idler Wheel with 6204-2RS Bearing - 5.125" OD x 20 mm ID R5125A-2-001B – Durable replacement idler wheel with sealed double-row bearing; 5.125" outer diameter, black finish, fits most rear suspensions.
- PARTS UNLIMITED Shock Absorber - Arctic Cat PU04-245NU – Hydraulic/gas front or rear track shock; direct OEM replacement with black finish, manufactured to highest standards for Arctic Cat sleds.
- HYGEAR SUSPENSION Shock Shaft - Length 13.19" - Shaft Diameter 16 mm 203-05-1319 – Precision 16 mm chrome shock shaft (13.19" length) for center or rear suspension rebuilds; stronger and smoother than OEM for ultimate durability.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
PARTS UNLIMITED Idler Wheel with Insert/Bearing 6205-2RS - Green - Group 6 - 6.38" OD x 0.75" ID R6380C-2 303B
PARTS UNLIMITED
$44.23A worn or damaged idler wheel compromises belt tension and tracking, leading to premature belt wear and potential system failure. The PARTS UNLIMITED 6205-2RS idler wheel delivers the exact OD and ID...0420010- SKU:
- 0420010
- Availability:
- Ships Same Business Day
- Weight:
- 1.13 LBS
- COLOR/FINISH:
- BLACK
- IDLER WHEEL POSITION:
- 2
- IDLER WHEEL POSITION:
- 3
- IDLER WHEEL POSITION:
- 5
- MODEL:
- COLOR GROUP 6
- TYPE:
- WITH INSERT
- INSIDE DIAMETER IMPERIAL:
- 0.75'
- RIDING STYLE:
- SNOW
- STYLE:
- WITH INSERT
- COLOR/FINISH:
- GREEN
- IDLER WHEEL POSITION:
- 1
- OUTSIDE DIAMETER IMPERIAL:
- 6.38'
- PRODUCT NAME:
- IDLER WHEEL
- STYLE:
- INCLUDES BEARING 6205-2RS
- UNITS:
- EACH
$44.23 -
PARTS UNLIMITED Idler Wheel with Insert/Bearing 6205-2RS - Green - Group 1 - 5.63" OD x 0.625" ID R5630D-2 303B
PARTS UNLIMITED
$44.23A worn or damaged idler wheel compromises belt tension and tracking, leading to premature wear across your entire drivetrain system. The PARTS UNLIMITED 6205-2RS idler wheel is a direct replacement...0420011- SKU:
- 0420011
- Availability:
- Ships Same Business Day
- Weight:
- 0.88 LBS
- COLOR/FINISH:
- BLACK
- IDLER WHEEL POSITION:
- 5
- IDLER WHEEL POSITION:
- 6
- INSIDE DIAMETER IMPERIAL:
- 0.79'
- IDLER WHEEL POSITION:
- 4
- STYLE:
- WITH INSERT
- TYPE:
- WITH INSERT
- IDLER WHEEL POSITION:
- 2
- IDLER WHEEL POSITION:
- 3
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- GREEN
- IDLER WHEEL POSITION:
- 1
- MODEL:
- COLOR GROUP 1
- OUTSIDE DIAMETER IMPERIAL:
- 5.63'
- PRODUCT NAME:
- IDLER WHEEL
- STYLE:
- INCLUDES BEARING 6205-2RS
- UNITS:
- EACH
$44.23 -
PARTS UNLIMITED Idler Wheel with Bearing 6205-2RS - Yellow - Group 11 - 135 mm OD x 1" ID R0135F-2 401A
PARTS UNLIMITED
$35.59A worn or damaged idler wheel compromises belt tracking and increases wear across your entire drivetrain system. This sealed bearing idler wheel maintains precise alignment and reduces friction,...47020031- SKU:
- 47020031
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- IDLER WHEEL POSITION:
- 1
- PRODUCT NAME:
- IDLER WHEEL
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- BLACK
- OUTSIDE DIAMETER IMPERIAL:
- 5.3125'
- COLOR/FINISH:
- YELLOW
- INSIDE DIAMETER IMPERIAL:
- 1.00'
- MODEL:
- COLOR GROUP 11
- STYLE:
- INCLUDES BEARING 6205-2RS
- UNITS:
- EACH
- IDLER WHEEL POSITION:
- 2
- IDLER WHEEL POSITION:
- 3
- IDLER WHEEL POSITION:
- 5
- TYPE:
- STANDARD
$35.59Qty in Cart: 0Quantity:Price:$35.59Subtotal: -
PARTS UNLIMITED Idler Wheel with Bearing 6205-2RS - Yellow - Group 10 - 165 mm OD x 1" ID R0165G-2 401A
PARTS UNLIMITED
$37.75Idler wheel replacement is critical for maintaining belt tension and drivetrain efficiency in high-performance applications. A worn or damaged idler wheel introduces belt slippage, reduces power...47020034- SKU:
- 47020034
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- IDLER WHEEL POSITION:
- 1
- PRODUCT NAME:
- IDLER WHEEL
- STYLE:
- INCLUDES BEARING 6205-2RS
- UNITS:
- EACH
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- YELLOW
- IDLER WHEEL POSITION:
- 5
- IDLER WHEEL POSITION:
- 6
- INSIDE DIAMETER IMPERIAL:
- 1.00'
- MODEL:
- COLOR GROUP 10
- TYPE:
- STANDARD
- RIDING STYLE:
- SNOW
- OUTSIDE DIAMETER IMPERIAL:
- 6.50'
$37.75 -
PARTS UNLIMITED Idler Wheel with Insert/Bearing 6205-2RS - Indy Red - Group 8 - 5.35" OD x 0.75" ID R5350J-2 104C
PARTS UNLIMITED
$36.67A worn or damaged idler wheel compromises your snowmobile's track tension and overall performance, leading to increased wear on your drive belt and reduced efficiency. This PARTS UNLIMITED...47020040- SKU:
- 47020040
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- IDLER WHEEL POSITION:
- 4
- INSIDE DIAMETER IMPERIAL:
- 0.75'
- MODEL:
- COLOR GROUP 8
- RIDING STYLE:
- SNOW
- IDLER WHEEL POSITION:
- 2
- IDLER WHEEL POSITION:
- 3
- IDLER WHEEL POSITION:
- 6
- OUTSIDE DIAMETER IMPERIAL:
- 5.35'
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- INDY RED
- IDLER WHEEL POSITION:
- 1
- PRODUCT NAME:
- IDLER WHEEL
- STYLE:
- INCLUDES BEARING 6205-2RS
- STYLE:
- WITH INSERT
- TYPE:
- WITH INSERT
- UNITS:
- EACH
$36.67 -
PARTS UNLIMITED Idler Wheel with Insert/Bearing 6205-2RS - Indy Blue - Group 8 - 5.35" OD x 0.75" ID R5350J-2 201C
PARTS UNLIMITED
$36.67A worn or damaged idler wheel compromises belt tension and drivetrain efficiency, risking premature wear across your entire system. This PARTS UNLIMITED replacement delivers OEM-equivalent...47020041- SKU:
- 47020041
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- COLOR/FINISH:
- BLACK
- IDLER WHEEL POSITION:
- 2
- IDLER WHEEL POSITION:
- 3
- IDLER WHEEL POSITION:
- 6
- TYPE:
- WITH INSERT
- IDLER WHEEL POSITION:
- 1
- PRODUCT NAME:
- IDLER WHEEL
- STYLE:
- INCLUDES BEARING 6205-2RS
- UNITS:
- EACH
- IDLER WHEEL POSITION:
- 4
- MODEL:
- COLOR GROUP 8
- STYLE:
- WITH INSERT
- COLOR/FINISH:
- INDY BLUE
- INSIDE DIAMETER IMPERIAL:
- 0.75'
- OUTSIDE DIAMETER IMPERIAL:
- 5.35'
- RIDING STYLE:
- SNOW
$36.67 -
PARTS UNLIMITED Thin Idler Wheel with Bearing 6004-2RS - Group 15 - 6.38" OD x 20 mm ID R6380H-2 104A
PARTS UNLIMITED
$39.91Your idler wheel takes a beating every ride—constant tension, rotational stress, and exposure to debris all compromise performance and reliability. A worn or failing idler wheel forces your belt to...47020044- SKU:
- 47020044
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- INDY RED
- IDLER WHEEL POSITION:
- 5
- TYPE:
- THIN
- IDLER WHEEL POSITION:
- 1
- PRODUCT NAME:
- IDLER WHEEL
- UNITS:
- EACH
- RIDING STYLE:
- SNOW
- INSIDE DIAMETER IMPERIAL:
- 0.79'
- MODEL:
- COLOR GROUP 15
- OUTSIDE DIAMETER IMPERIAL:
- 6.38'
- STYLE:
- INCLUDES BEARING 6004-2RS
$39.91 -
PARTS UNLIMITED Idler Wheel with 6004-2RS Bearing/Bushing - Black - 3.325" OD x 20 mm ID R3350A-2 001B
PARTS UNLIMITED
$32.35A worn or damaged idler wheel compromises belt tension and accelerates wear across your entire drivetrain system. This PARTS UNLIMITED replacement wheel restores proper alignment and tension...47020068- SKU:
- 47020068
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 3.25'
- PRODUCT NAME:
- IDLER WHEEL
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- BLACK
- INSIDE DIAMETER IMPERIAL:
- 0.79'
- STYLE:
- INCLUDES BEARING 6004-2RS
- MODEL:
- STANDARD
- TYPE:
- STANDARD
- IDLER WHEEL POSITION:
- 4
- UNITS:
- EACH
$32.35 -
PARTS UNLIMITED Idler Wheel with 6004-2RS Bearing - Black - 141 mm OD x 20 mm ID R0141E-2 001A
PARTS UNLIMITED
$38.83A worn or failing idler wheel compromises belt tension and accelerates wear on your entire drivetrain system. This sealed bearing idler delivers consistent, maintenance-free performance while...47020080- SKU:
- 47020080
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.79'
- OUTSIDE DIAMETER IMPERIAL:
- 5.56'
- RIDING STYLE:
- SNOW
- TYPE:
- STANDARD
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- IDLER WHEEL
- UNITS:
- EACH
- IDLER WHEEL POSITION:
- 2
- IDLER WHEEL POSITION:
- 3
- MODEL:
- COLOR GROUP 17
- STYLE:
- INCLUDES BEARING 6004-2RS
$38.83 -
PARTS UNLIMITED Thin Idler Wheel with Bearing 6004-2RS - Black - Group 5 - 7.125" OD x 20 mm ID R7125G-2 001B
PARTS UNLIMITED
$44.23A worn or damaged idler wheel compromises your belt tension and drivetrain efficiency, leading to slippage and premature wear across your entire system. The PARTS UNLIMITED Thin Idler Wheel delivers...47020094- SKU:
- 47020094
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- IDLER WHEEL POSITION:
- 5
- TYPE:
- STANDARD
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.79'
- STYLE:
- INCLUDES BEARING 6004-2RS
- COLOR/FINISH:
- BLACK
- IDLER WHEEL POSITION:
- 1
- MODEL:
- COLOR GROUP 5
- OUTSIDE DIAMETER IMPERIAL:
- 7.09'
- PRODUCT NAME:
- IDLER WHEEL
- RIDING STYLE:
- SNOW
$44.23Qty in Cart: 0Quantity:Price:$44.23Subtotal: -
PARTS UNLIMITED Idler Wheel - 5.125" OD R5125A-2-001A
PARTS UNLIMITED
$32.35Keep your belt drive system running at peak efficiency with a direct replacement idler wheel engineered to match your OEM specifications. Worn or damaged idler wheels compromise tension consistency...47020187- SKU:
- 47020187
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- RIDING STYLE:
- SNOW
- TYPE:
- STANDARD
- PRODUCT NAME:
- IDLER WHEEL
- UNITS:
- EACH
- OUTSIDE DIAMETER IMPERIAL:
- 5.125'
$32.35 -
PARTS UNLIMITED Idler Wheel with Bearing 6004-2RS - Black - Group 20 - 178 mm OD x 20 mm ID R0178H-2 001A
PARTS UNLIMITED
$38.83A worn or damaged idler wheel can compromise belt tension and throw off the timing of your entire drivetrain system. This PARTS UNLIMITED replacement wheel features a sealed 6004-2RS bearing that...47020091- SKU:
- 47020091
- Availability:
- Ships Same Business Day
- Weight:
- 0.82 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 7.00'
- UNITS:
- EACH
- IDLER WHEEL POSITION:
- 5
- RIDING STYLE:
- SNOW
- TYPE:
- STANDARD
- INSIDE DIAMETER IMPERIAL:
- 0.79'
- MODEL:
- COLOR GROUP 20
- STYLE:
- INCLUDES BEARING 6004-2RS
- COLOR/FINISH:
- BLACK
- IDLER WHEEL POSITION:
- 1
- PRODUCT NAME:
- IDLER WHEEL
$38.83 -
PARTS UNLIMITED Shock Absorber - Yamaha 04-243
PARTS UNLIMITED
$39.91Worn or failing shocks compromise your suspension's ability to absorb impacts, maintain tire contact, and control body roll—especially critical during aggressive driving or racing. The PARTS...04243- SKU:
- 04243
- Availability:
- Ships Same Business Day
- Weight:
- 2.19 LBS
- COMPRESSED LENGTH IMPERIAL:
- 9.875'
- MOUNTING POSITION:
- FRONT
- UNITS:
- EACH
- BOTTOM EYELET INSIDE DIAMETER IMPERIAL:
- 1.00'
- EXTENDED LENGTH IMPERIAL:
- 15.625'
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SHOCK ABSORBER
- RIDING STYLE:
- SNOW
- TOP EYELET INSIDE DIAMETER IMPERIAL:
- 0.79'
- TYPE:
- HYDRAULIC
$39.91 -
PARTS UNLIMITED White Suspension Spring Retainer - Yamaha 04-320-04
PARTS UNLIMITED
$2.95A worn or damaged spring retainer compromises your suspension geometry and can lead to inconsistent handling, premature spring wear, and potential safety issues on track or street. The PARTS...0432004- SKU:
- 0432004
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- COLOR/FINISH:
- WHITE
- PRODUCT NAME:
- RETAINER
- RIDING STYLE:
- SNOW
- TYPE:
- SPRING
- UNITS:
- EACH
$2.95 -
PARTS UNLIMITED Idler Wheel with Insert/Bearing 6205-2RS - Silver - 5.38" OD x 1" ID R0135G-2 002B
PARTS UNLIMITED
$42.07A worn or damaged idler wheel compromises belt tension and can cascade into drivetrain inefficiency or premature component failure. The PARTS UNLIMITED 6205-2RS replacement idler wheel restores...0440001- SKU:
- 0440001
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
- IDLER WHEEL POSITION:
- 2
- IDLER WHEEL POSITION:
- 3
- IDLER WHEEL POSITION:
- 5
- TYPE:
- STANDARD
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- IDLER WHEEL POSITION:
- 1
- INSIDE DIAMETER IMPERIAL:
- 1.00'
- MODEL:
- COLOR GROUP 9
- OUTSIDE DIAMETER IMPERIAL:
- 5.375'
- STYLE:
- INCLUDES BEARING 6205-2RS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- IDLER WHEEL
- RIDING STYLE:
- SNOW
$42.07 -
PARTS UNLIMITED Idler Wheel Insert Bushing - 3/4" Small Side I0075P B
PARTS UNLIMITED
$3.19If you're running multiple snowmobile brands or need to customize your idler wheel setup for different bearing configurations, this insert bushing is essential for expanding compatibility without...0411647- SKU:
- 0411647
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- 3/4' SMALL SIDE
- UNITS:
- EACH
- PRODUCT NAME:
- IDLER WHEEL BUSHING
- RIDING STYLE:
- SNOW
$3.19 -
PARTS UNLIMITED Idler Wheel Insert Bushing - 3/4" Large Side I0075G B
PARTS UNLIMITED
$3.19If you're running multiple snowmobile brands or need to swap idler wheels across different sleds, bearing compatibility becomes critical—and that's where insert bushings save you time and money...0411648- SKU:
- 0411648
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- BLACK
- TYPE:
- 3/4' LARGE SIDE
- UNITS:
- EACH
- PRODUCT NAME:
- IDLER WHEEL BUSHING
$3.19 -
PARTS UNLIMITED Idler Wheel Insert Bushing - 3/4" Large Side 10625G B
PARTS UNLIMITED
$3.19If you're running idler wheels across multiple snowmobile platforms, this insert bushing is essential for maximizing compatibility without investing in entirely new wheel assemblies. By swapping the...0411650- SKU:
- 0411650
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- COLOR/FINISH:
- BLACK
- TYPE:
- 5/8' LARGE SIDE
- UNITS:
- EACH
- RIDING STYLE:
- SNOW
- PRODUCT NAME:
- IDLER WHEEL BUSHING
$3.19 -
PARTS UNLIMITED Idler Wheel with 6204-2RS Bearing - 7" OD x 20 mm ID R7000B-2 001B
PARTS UNLIMITED
$43.15A worn or damaged idler wheel compromises belt tension and accelerates wear across your entire drivetrain system. This PARTS UNLIMITED replacement wheel maintains precise alignment and consistent...0411698P- SKU:
- 0411698P
- Availability:
- Ships Same Business Day
- Weight:
- 0.94 LBS
- MODEL:
- COLOR GROUP 13
- UNITS:
- EACH
- IDLER WHEEL POSITION:
- 1
- PRODUCT NAME:
- IDLER WHEEL
- STYLE:
- INCLUDES BEARING 6204-2RS
- IDLER WHEEL POSITION:
- 5
- IDLER WHEEL POSITION:
- 6
- MODEL:
- STANDARD
- OUTSIDE DIAMETER IMPERIAL:
- 7.00'
- RIDING STYLE:
- SNOW
- COLOR/FINISH:
- BLACK
- INSIDE DIAMETER IMPERIAL:
- 0.79'
- TYPE:
- STANDARD
$43.15Qty in Cart: 0Quantity:Price:$43.15Subtotal: -
PARTS UNLIMITED Idler Wheel with 499502H Bearing - 4.25" OD x 16 mm ID R4250A-2 001C
PARTS UNLIMITED
$32.35A worn or damaged idler wheel compromises belt tension consistency and can lead to premature wear across your entire drive system. This PARTS UNLIMITED replacement wheel restores proper alignment and...0411671- SKU:
- 0411671
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- COLOR/FINISH:
- BLACK
- IDLER WHEEL POSITION:
- 4
- INSIDE DIAMETER IMPERIAL:
- 0.63'
- PRODUCT NAME:
- IDLER WHEEL
- IDLER WHEEL POSITION:
- 2
- IDLER WHEEL POSITION:
- 3
- MODEL:
- STANDARD
- OUTSIDE DIAMETER IMPERIAL:
- 4.25'
- RIDING STYLE:
- SNOW
- STYLE:
- INCLUDES BEARING 4995-02H
- TYPE:
- STANDARD
- IDLER WHEEL POSITION:
- 6
- UNITS:
- EACH
$32.35
